.links-of-author {
  margin-top: 20px;
}

.links-of-author a,
.links-of-author .exturl {
  display: inline-block;
  vertical-align: middle;
  margin-right: 10px;
  margin-bottom: 10px;
  border-bottom-color: $black-light;
  font-size: 13px;
  if hexo-config('social_icons.transition') { the-transition(); }

  &:before {
    display: inline-block;
    vertical-align: middle;
    margin-right: 3px;
    content: " ";
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: rgb(random-color(0, 255) - 50%, random-color(0, 255) - 50%, random-color(0, 255) - 50%);
  }
}
